High-conversion one click upsell & post purchase upsell app. Bundle frequently bought together products & addons to increase AOV. Use in cart upsell, cross sells & automatic product recommendations for complementary products on product page & cart drawer. Checkout upsell extensions & discount functions for bundling accessories. Mobile-responsive upsell funnel with thank you page & pop up upsell offers works with any theme to boost conversion rates in multi-language & multi-currency stores.

Manage all your Colissimo shipments directly from your Shopify admin. Official app developed with La Poste’s technical teams: create shipping labels in bulk, offer pickup points, automate returns, and generate CN23 customs documents for international shipments. Fully native Shopify integration with no duplicate data entry or third-party tools. Increase productivity and simplify your logistics with a reliable solution built for Shopify.

Upsellio allows you to create Buy One Get One, or any type of such Buy X Get Y, discounted upsell, flash sale, product bundles offers easily. You can create any type of such offer, even a free gift and show it on your store in a popup or embed style. You can track sales by app in app's analytics section to see the ROI and conversions. Show Upsell & Cross Sell on Cart Page, Product Details Page, Collection Page, Homepage or any page of store. Increase your store sales by Upsellio. Try it today.

Klaviyo Reviews collects text, photo, and video reviews with automated email and SMS requests from prebuilt flows. Verified reviews build trust, and AI helps customers write reviews and drafts your replies in your brand voice. Show ratings, summaries, and reviews in on-brand widgets, sync to Google Shopping, and add custom questions. Because reviews live in your CRM, segment on ratings, personalize across channels, feature reviews in campaigns and flows, and route low ratings to support.

Go beyond the basics with the Klaviyo marketing app. New stores get a guided setup — sign-up form, welcome email, and abandoned-checkout flow — without leaving Shopify Admin. Unify data from 350+ integrations and boost marketing performance with campaigns, smart segmentation, and automated workflows from Klaviyo’s AI Agents. Over 117k brands use Klaviyo and Shopify to grow faster with personalized emails, SMS, WhatsApp messages, and marketing automation tools that turn browsers into buyers.